Below is a list of Koloa HI zip codes. For your research we have also included Koloa Area Code, Time Zone, UTC and the local Kauai County FIPS Code. Each Koloa Hawaii zip code has a center Longitude / Latitude point (the Koloa center is -159.46499633789 / 21.90419960022). For your convenience we have also indicated if that zip code in Koloa observes Daylight Savings time.